Mercedes-Benz GLE Operator's Manual page 446

444 Display messages and warning/indicator lamps
Warning/indicator lamp Possible causes/consequences and
8
The yellow fuel reserve warning lamp lights up while you are driving.
*There has been pressure loss in the fuel system. The fuel filler cap is not closed correctly or the fuel system is leak‐
ing.
Fuel reserve warning lamp
#
flashes
If the fuel filler cap has already been closed correctly:
#
8
The yellow fuel reserve warning lamp lights up while the engine is running.
* The fuel supply has dropped into the reserve range.
#
Fuel reserve warning lamp
lights up
M M
Close the fuel filler cap.
Consult a qualified specialist workshop.
Refuel.
Solutions